What are the "affordances" and "constraints" of the technology? In other words, what does the technology allow us to do or prevent us from doing? The answers to this question might be "messy." This fundamental understanding is important to answer the next questions...
What new skills do we need to teach students?
What will I need to do differently in terms of how I teach in the classroom? How will teaching and learning look different?
How does the technology help me to foster creativity, innovation and some of the other 21st century skills?
What are some ways I can use this technology in my classroom?
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Zoho also has a collection of "cloud computing" tools that might be worth checking out.